Real-world Data From the Swiss Lenalidomide in MDS del(5q) (SLIM)—Registry Identify New Chances and Challenges in Lenalidomide Treatment of Patients With MDS del(5q). Issue 7 (17th July 2022) - Rüfer, Axel; Angermann, Hubert; Benz, Rudolf; Bonadies, Nicolas; Calderoni, Antonello; Cantoni, Nathan; Efthymiou, Anna; Escher, Robert; Favre, Geneviève; Friess, Dorothea; Gschwend, Andreas; Himmelmann, Andreas; et al.